Sea Life And More

Crustaceans

Main Types of Crustaceans Found in the Ocean

Crustaceans are a large and diverse group of aquatic arthropods with over 67,000 described species. The main types of ocean-dwelling crustaceans include:

  • Crabs: Present in a variety of marine habitats, including intertidal zones, rocky shores, and deep ocean waters.
  • Lobsters: Clawed (true) lobsters and spiny lobsters
  • Shrimp and Prawns
  • Krill: Small, shrimp-like
  • Barnacles: Sessile crustaceans that attach themselves to rocks, ships, and even whales.
  • Copepods: Tiny, often planktonic; extremely abundant and vital to marine ecosystems.
  • Amphipods: Includes sand hoppers commonly seen on the shore.
  • Isopods: Includes both marine and intertidal species
  • Mantis Shrimp (Stomatopods): Known for their powerful claws.
  • Ostracods: Tiny, bivalve-shelled crustaceans
  • Branchiopods: Some marine species like brine shrimp

.